HVAC in Fond Du Lac, WI.
Timothy Haack appears in Wisconsin license records as an HVAC contractor based in Fond Du Lac, WI. The record lists a HVAC Qualifier license (#942733) with status “Active”. It is listed as valid through 2029-12-02.
Information sourced from public state license records — not yet verified by the business owner. Always confirm credentials before hiring.
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Timothy Haack is an HVAC contractor based in Fond Du Lac, Wisconsin. Their license classification is HVAC Qualifier.
Yes. Timothy Haack holds Wisconsin licensing authority license #942733 (status: Active). Verify the current status on Wisconsin licensing authority before hiring.
Timothy Haack is based in Fond Du Lac, WI 54937.
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Not yet. This listing was created from public Wisconsin license records but hasn't been claimed by the owner. The license info above is from official records, but the business hasn't confirmed its services, hours, or current availability with us yet.
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